I'm not sure if I could tell the difference—between just staring into space and thinking. We're usually thinking all the time, aren't we? Not that we live in order to think, but the opposite isn't true either—that we think in order to live. I believe, contrary to Descartes, that we sometimes think in order not to be. Staring into space might unintentionally have the opposite effect.
Haruki MurakamiAccording to Chekhov," Tamaru said, rising from his chair, "once a gun appears in a story, it has to be fired." "Meaning what?" "Meaning, don't bring unnecessary props into a story. If a pistol appears, it has to be fired at some point. Chekhov liked to write stories that did away with all useless ornamentation.
Haruki Murakami